Antennas for 100 Pound DXpeditions - volume 1

Page 153

ANTENNAS FOR 100 POUND DXPEDITIONS 8.4.5 Buddipole vertical with 1 radial for 20m at 16 feet The vertical for 20 meters appears below.

Figure 173 Buddipole vertical for 20m with 1 radial Here is the model data for this antenna. EZNEC+ ver. 5.0 BP vert 1 rad 20m at 16 ft

9/2/2007

12:36:54 PM

--------------- ANTENNA DESCRIPTION --------------Frequency = 14.1 MHz Wire Loss: Aluminum (6061-T6) -- Resistivity = 4E-08 ohm-m, Rel. Perm. = 1 --------------- WIRES --------------No.

End 1 Conn.

Coord. (in)

X

Y

End 2 Z

Conn.

Dia (in)

Z

Segs

Ins

Diel C

Thk(in)

X

Y

0,

0,

214

0.75

11

1

0

262

0.5

11

1

0

1

W3E1

0,

0,

192

2

W1E2

0,

0,

214

0,

0,

3

W1E1

0,

0,

192

0,

142,

50

0.5

11

1

0

0,

0,

6

0,

0,

186

1

11

1

0

4

W2E1

Coord. (in)

Total Segments: 44 -------------- SOURCES ------------No.

Specified Pos. Wire #

1

Actual Pos.

% From E1

1

% From E1

0.00

4.55

Amplitude

Seg

Phase

(V/A)

1

Type

(deg.)

1

0

I

-------------- LOADS (RLC Type) -------------No.

1

Specified Pos. Wire #

% From E1

1

100.00

Actual Pos.

% From E1 95.45

Seg 11

R

L

C

R Freq

(ohms)

(uH)

(pF)

(MHz)

Open

5.99

Open

14.1

Type

Par

No transmission lines specified No transformers specified No L Networks specified Ground type is Real, High-Accuracy

141


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